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# Owner(s): ["module: inductor"]
import operator
import os
from torch._inductor.compile_worker.subproc_pool import (
raise_testexc,
SubprocException,
SubprocPool,
)
from torch._inductor.test_case import TestCase
from torch.testing._internal.common_utils import skipIfWindows
from torch.testing._internal.inductor_utils import HAS_CPU
class TestCompileWorker(TestCase):
@skipIfWindows(msg="pass_fds not supported on Windows.")
def test_basic_jobs(self):
pool = SubprocPool(2)
try:
a = pool.submit(operator.add, 100, 1)
b = pool.submit(operator.sub, 100, 1)
self.assertEqual(a.result(), 101)
self.assertEqual(b.result(), 99)
finally:
pool.shutdown()
@skipIfWindows(msg="pass_fds not supported on Windows.")
def test_exception(self):
pool = SubprocPool(2)
try:
a = pool.submit(raise_testexc)
with self.assertRaisesRegex(
SubprocException,
"torch._inductor.compile_worker.subproc_pool.TestException",
):
a.result()
finally:
pool.shutdown()
@skipIfWindows(msg="pass_fds not supported on Windows.")
def test_crash(self):
pool = SubprocPool(2)
try:
with self.assertRaises(Exception):
a = pool.submit(os._exit, 1)
a.result()
# Pool should still be usable after a crash
b = pool.submit(operator.add, 100, 1)
c = pool.submit(operator.sub, 100, 1)
self.assertEqual(b.result(), 101)
self.assertEqual(c.result(), 99)
finally:
pool.shutdown()
if __name__ == "__main__":
from torch._inductor.test_case import run_tests
if HAS_CPU:
run_tests()
|
